[CI] Updates using BUILDKITE env variable

Author: picandocodigo

.buildkite/run-serverless-tests.sh

@@ -7,6 +7,7 @@ set -euo pipefail
 repo=`pwd`
 
 export RUBY_VERSION=${RUBY_VERSION:-3.4}
+export BUILDKITE=${BUILDKITE:-false}
 export TRANSPORT_VERSION=${TRANSPORT_VERSION:-8}
 
 if [[ -z $EC_PROJECT_PREFIX ]]; then
@@ -31,8 +32,8 @@ docker build \
 echo "--- :ruby: Running $TEST_SUITE tests"
 docker run \
        -e "ELASTIC_USER=elastic" \
-       -e "BUILDKITE=true" \
        -e "QUIET=${QUIET}" \
+       -e "BUILDKITE=${BUILDKITE}" \
        -e "TRANSPORT_VERSION=${TRANSPORT_VERSION}" \
        -e "ELASTICSEARCH_URL=${ELASTICSEARCH_URL}" \
        -e "ES_API_KEY=${ES_API_SECRET_KEY}" \

.buildkite/run-yaml-tests.sh

@@ -13,6 +13,7 @@ echo "--- :elasticsearch: Starting Elasticsearch"
 DETACH=true bash $script_path/run-elasticsearch.sh
 
 export RUBY_VERSION=${RUBY_VERSION:-3.1}
+export BUILDKITE=${BUILDKITE:-false}
 export TRANSPORT_VERSION=${TRANSPORT_VERSION:-8}
 
 echo "--- :ruby: Building Docker image"
@@ -33,7 +34,7 @@ docker run \
        --env "TEST_ES_SERVER=${elasticsearch_url}" \
        --env "ELASTIC_PASSWORD=${elastic_password}" \
        --env "ELASTIC_USER=elastic" \
-       --env "BUILDKITE=true" \
+       --env "BUILDKITE=${BUILDKITE}" \
        --env "TRANSPORT_VERSION=${TRANSPORT_VERSION}" \
        --env "STACK_VERSION=${STACK_VERSION}" \
        --env "ES_YAML_TESTS_BRANCH=${ES_YAML_TESTS_BRANCH}" \